M:tG card similarity search
1RR · Enchantment
{X}, Discard a card with mana value X: Knollspine Invocation deals X damage to any target.
| Name | Mana | Type | Text |
|---|---|---|---|
| Dralnu's Pet | 1UU | Creature — Shapeshifter | Kicker—{2}{B}, Discard a creature card. (You may pay {2}{B} and discard a creature card in addition to any other costs as you cast this spell.) If Dralnu's Pet was kicked, it enters the battlefield with flying and with X +1/+1 counters on it, where X is the discarded card's mana value. 2/2 |
| Hammer Mage | 1R | Creature — Human Spellshaper | {X}{R}, {T}, Discard a card: Destroy all artifacts with mana value X or less. 1/1 |
| Consume Spirit | X1B | Sorcery | Spend only black mana on X. Consume Spirit deals X damage to any target and you gain X life. |
| Nahiri's Wrath | 2R | Sorcery | As an additional cost to cast this spell, discard X cards. Nahiri's Wrath deals damage equal to the total mana value of the discarded cards to each of up to X target creatures and/or planeswalkers. |
| Crackle with Power | XXXRR | Sorcery | Crackle with Power deals five times X damage to each of up to X targets. |
| Ill-Timed Explosion | 2UR | Sorcery | Draw two cards. Then you may discard two cards. When you do, Ill-Timed Explosion deals X damage to each creature, where X is the greatest mana value among cards discarded this way. |
| Crypt Rats | 2B | Creature — Rat | {X}: Crypt Rats deals X damage to each creature and each player. Spend only black mana on X. 1/1 |
| Stinging Study | 4B | Instant | You draw X cards and you lose X life, where X is the mana value of a commander you own on the battlefield or in the command zone. |
| Crimson Hellkite | 6RRR | Creature — Dragon | Flying {X}, {T}: Crimson Hellkite deals X damage to target creature. Spend only red mana on X. 6/6 |
| Fanning the Flames | XRR | Sorcery | Buyback {3} (You may pay an additional {3} as you cast this spell. If you do, put this card into your hand as it resolves.) Fanning the Flames deals X damage to any target. |